Report copyright - 全等三角形——轴对称atth.jzb.com/forum/201607/27/152411wvv6yzq6x1vrzry4.pdf · 2016. 7. 27. · 1 / 3 【例1】 cd如图,ab ae=, ∠abc aed=,bc ed=,点f是的中点.求证:af
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